{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002087},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002232","490:4900002390","490:4900002386","490:4900002385","490:4900002243","490:4900002239","490:4900002235","490:4900002688","490:4900002393","490:4900006436","490:4900004756","490:4900005819","490:4900002077","490:4900002387","490:4900004204","490:4900004757","490:4900004201","490:4900002076","490:4900006793","490:4900000864","490:4900002080","494:4940005192","490:4900002538","490:4900004903","490:4900006554"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.40817942374185484,0.13444232437925105,0.08922850409080928,0.05398099997881897,0.035677691357114315,0.024477561032927416,0.02120202883930141,0.02066817106040482,0.018161347063009137,0.005694261969602738,0.005476373809713031,0.00515956940071069,0.003334437990048819,0.0025910542603347583,0.0021588982076411896,0.002085031099219944,0.002043952392658911,0.0020129630168798283,0.001895994356538947,0.0016954540651804317,0.001598555519684582,0.001510347211556233,0.0012130002497739536,0.0012107065149891997,0.0011957348891867916],"twin_dists":[0.1738619664286106,0.2601785031673059,0.28552041250784943,0.31380875238742334,0.3353292703301028,0.35377383418044417,0.36055826187750833,0.36174931077819,0.3677287677817983,0.41755390079130195,0.4191270091892941,0.4215183339832086,0.4386394682384432,0.4482341092447617,0.4550486706546102,0.45633731228684576,0.45707221540435233,0.45763565918408744,0.4598368256566375,0.4639194017436664,0.46605418989771874,0.4681039649861871,0.47593846659771954,0.476005541420585,0.4764462626298321],"n_dims_used":45,"mean_confidence":0.9158365885416667},"coverage":{"mean_confidence":0.9158365885416667,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}